Perturbation Analysis of TK Method for Harmonic Retrieval Problems

Yingbo Hua, Tapan K. Sarkar

Research output: Contribution to journalArticlepeer-review

42 Scopus citations


This paper presents a first-order perturbation analysis of the Tufts-Kumaresan (TK) method used to estimate frequencies of complex sinusoids in small additive noise. Several fundamental properties are presented and proved. Further illustrations are provided through numerical examples.

Original languageEnglish (US)
Pages (from-to)228-240
Number of pages13
JournalIEEE Transactions on Acoustics, Speech, and Signal Processing
Issue number2
StatePublished - Feb 1988

ASJC Scopus subject areas

  • Signal Processing


Dive into the research topics of 'Perturbation Analysis of TK Method for Harmonic Retrieval Problems'. Together they form a unique fingerprint.

Cite this